Modifier and Type | Field and Description |
---|---|
private static int |
BLOCK_LENGTH |
private Digest |
digest |
private int |
digestSize |
private byte[] |
inputPad |
private static byte |
IPAD |
private static byte |
OPAD |
private byte[] |
outputPad |
Constructor and Description |
---|
OldHMac(Digest digest)
Deprecated.
uses incorrect pad for SHA-512 and SHA-384 use HMac.
|
Modifier and Type | Method and Description |
---|---|
int |
doFinal(byte[] out,
int outOff)
Compute the final stage of the MAC writing the output to the out
parameter.
|
java.lang.String |
getAlgorithmName()
Return the name of the algorithm the MAC implements.
|
int |
getMacSize()
Return the block size for this MAC (in bytes).
|
Digest |
getUnderlyingDigest() |
void |
init(CipherParameters params)
Initialise the MAC.
|
void |
reset()
Reset the mac generator.
|
void |
update(byte in)
add a single byte to the mac for processing.
|
void |
update(byte[] in,
int inOff,
int len) |
private static final int BLOCK_LENGTH
private static final byte IPAD
private static final byte OPAD
private Digest digest
private int digestSize
private byte[] inputPad
private byte[] outputPad
public OldHMac(Digest digest)
public java.lang.String getAlgorithmName()
Mac
getAlgorithmName
in interface Mac
public Digest getUnderlyingDigest()
public void init(CipherParameters params)
Mac
public int getMacSize()
Mac
getMacSize
in interface Mac
public void update(byte in)
Mac
public void update(byte[] in, int inOff, int len)
public int doFinal(byte[] out, int outOff)
Mac
doFinal leaves the MAC in the same state it was after the last init.